Amazon Black Howler vs Millileaf Spiderhead

Alouatta nigerrima compared with Serruria millefolia

Key Differences

• Amazon Black Howler is Least Concern while Millileaf Spiderhead is Endangered.

Taxonomic Classification

Rank	Amazon Black Howler	Millileaf Spiderhead
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Primates (Primates)	Proteales (Proteales)
Family	Atelidae	Proteaceae
Genus	Alouatta	Serruria
Species	Alouatta nigerrima	Serruria millefolia

Conservation Status

Amazon Black Howler

LC — Least Concern

Millileaf Spiderhead

EN — Endangered

Physical Characteristics

Attribute	Amazon Black Howler	Millileaf Spiderhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon Black Howler

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Millileaf Spiderhead

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Amazon Black Howler

The Amazon Black Howler (Alouatta nigerrima) is a species in the genus Alouatta. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.